ffs(3C) — svr4 — mips UMIPS RISC/os 5.01



FFS(3C-SVR4)        RISC/os Reference Manual         FFS(3C-SVR4)



NAME
     ffs - find first set bit

SYNOPSIS
     #include <string.h>

     int ffs(const int i);

DESCRIPTION
     ffs finds the first bit set in the argument passed it and
     returns the index of that bit.  Bits are numbered starting
     at 1 from the low order bit.  A return value of zero indi-
     cates that the value passed is zero.










































                        Printed 11/19/92                   Page 1
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